-import { handleFileException } from './ErrorUtils';
-import { logger } from './Logger';
-import { Utils } from './Utils';
-import type { FileType, JsonType } from '../types';
+import { handleFileException } from './ErrorUtils.js'
+import { logger } from './Logger.js'
+import { isNotEmptyString } from './Utils.js'
+import type { FileType, JsonType } from '../types/index.js'